Szaibelyite Mineral Data + 
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- 25.2.1.1 Sussexite MnBO2(OH) P 21/c 2/m
- 25.2.1.2 Szaibelyite MgBO2(OH) P 21/a 2/m
- V/H.02-10 Szaibelyite MgBO2(OH) P 21/a 2/m
- V/H.02-20 Sussexite MnBO2(OH) P 21/c 2/m
- V/H.02-30 Sibirskite CaHBO3 P 2/m 2/m
- V/H.02-35 Parasibirskite! Ca2B2O5·(H2O) P 21/m 2/m
General Szaibelyite Information |
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 Chemical Formula: |
MgBO2(OH) | ||
| Composition: |
Molecular Weight = 84.12 gm | ||
| Magnesium 28.89 % Mg 47.91 % MgO | |||
| Boron 12.85 % B 41.38 % B2O3 | |||
| Hydrogen 1.20 % H 10.71 % H2O | |||
| Oxygen 57.06 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Empirical Formula: |
MgBO2(OH) | ||
| IMA Status: |
Valid Species (Pre-IMA) 1861 | ||
| Locality: |
Link to MinDat.org Location Data. | ||
| Synonym: |
Ascharite | ||
| Camsellite | |||
Szaibelyite Image | |||
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Szaibelyite Crystallography |
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| Axial Ratios: |
a:b:c =1.2101:1:0.302 | ||
| Cell Dimensions: |
a = 12.577, b = 10.393, c = 3.139, Z = 8; beta = 95.88° V = 408.15 Den(Calc)= 2.74 | ||
| Crystal System: |
Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/a | ||
| X Ray Diffraction: |
By Intensity(I/Io): 6.2(1), 2.202(0.8), 2.657(0.75), | ||
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Crystal Structure:
Mouse |
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Physical Properties of Szaibelyite |
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| Cleavage: |
None | ||
| Color: |
White, Yellow. | ||
| Density: |
2.65 - 2.7, Average = 2.67 | ||
| Diaphaniety: |
Transparent to Translucent | ||
| Fracture: |
Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz). | ||
| Habit: |
Earthy - Dull, clay-like texture with no visible crystalline affinities, (e.g. howlite). | ||
| Habit: |
Fibrous - Crystals made up of fibers. | ||
| Habit: |
Nodular - Tuberose forms having irregular protuberances over the surface. | ||
| Hardness: |
3-3.5 - Calcite-Copper Penny | ||
| Luminescence: |
Non-fluorescent. | ||
| Luster: |
Vitreous - Dull | ||
| Magnetism: |
Nonmagnetic | ||
| Streak: |
white | ||
Optical Properties of Szaibelyite |
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| Gladstone-Dale: |
CI meas= -0.056 (Good) - where the CI = (1-KPDmeas/KC) CI calc= -0.031 (Excellent) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2281,KPDmeas= 0.2336,KC= 0.2212 |
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| Optical Data: |
Biaxial (-), a=1.53-1.67, b=1.53-1.73, g=1.55-1.74, bire=0.0200-0.0700, 2V(Calc)=0-42, 2V(Meas)=0-10. Dispersion none. | ||
| Pleochroism (x): |
none. | ||
| Pleochroism (y): |
none. | ||
| Pleochroism (z): |
none. | ||
Calculated Properties of Szaibelyite |
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| Electron Density: |
relectron=2.74 gm/cc |
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| Fermion Index |
Fermion Index = 0.05474 Boson Index = 0.94526 |
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| Photoelectric: |
PESzaibelyite = 0.81 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Szaibelyite is Not Radioactive |
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Szaibelyite Classification |
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| Dana Class: |
25.2.1.2 (25)Anhydrous Borates Containing Hydroxyl or Halogen | ||
| (25.2)Dana Type | |||
| (25.2.1)Dana Group | |||
| Strunz Class: |
V/H.02-10 V - Nitrates, Carbonates and Borates | ||
| V/H - Group borates. Planary groups [B2O5]4- to [B2O7]2- | |||
| V/H.02 - Szaibelyite - Sibirskite series | |||
Other Szaibelyite Information |
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| References: |
PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Ford32) | ||
| See Also: |
Links to other databases for Szaibelyite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - Crocoite.com Mineral Locations 4 - EUROmin Project 5 -Google Images 6 -Google Scholar 7 -Handbook of Mineralogy (UofA) 8 - HyperPhysics 9 -MinDAT 10 -MinMax(Deutsch) 11 -MinMax(English) 12 -Mineralienatlas (Deutsch) 13 -QUT Mineral Atlas 14 - Scandinavian mineral gallery 15 - WWW-MINCRYST 16 -École des Mines de Paris Search for Szaibelyite using: Visit our Advertisers for Szaibelyite : Translate Szaibelyite Mineral Data : Ask about Szaibelyite here : Print or Cut-and-Paste your Szaibelyite Specimen Label here :
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